* Skogens bok
* Forest Giants:The Tallest Trees on Earth
* Walking the High Valley
* Washington Wildlands
* Vilda och natursköna Washington
* Wonderland:An Alternative History of the National Parks
* The Battle of the Wilderness:Sierra Clubs utmaning i Grand Canyon Dam Project
* Under ytan:The Failure of the Glen Canyon Dam
* Härifrån till evigheten:Resa världen runt för att hitta det goda i människor och naturens under
* Journey's End:Life and Death in the Mountains
* Liv och död på Grand Canyon
* Ett amerikanskt originals liv och tider
* The Lone Ranger och Tonto Fistfight in Heaven
* Titta över kanten
* The Mountains Above the Sky:A Naturalist's Ramblings
* På hög mark
* Våra nationalparker:Amerikas bästa idé
* Den hemliga skogen
* The Story of the Wild West:A History in Three Parts
* Detta fantastiska land
* Vildmark i en föränderlig värld
* Yellowstone
Artiklar
* "The Case Against Grand Canyon Dam" (Sierra Club Bulletin, 1964)
* "Wilderness:A Place for Man" (National Parks Magazine, 1966)
* "The High Cost of Water" (Audubon, 1967)
* "The Glen Canyon Dam:A Boondoggle" (The Nation, 1968)
* "The National Parks:A Call to Action" (The New York Times, 1969)
* "The Death of the Grand Canyon" (Life, 1970)
* "The Wilderness Act:A Promise Unfulfilled" (Sierra Club Bulletin, 1971)
* "Kampen om nationalparkerna" (National Geographic, 1972)
* "The Future of the National Parks" (Audubon, 1973)
* "The Importance of Wilderness" (New York Times, 1974)
* "The Last Stand of the National Parks" (Sierra Club Bulletin, 1975)
* "The Politics of Conservation" (The Nation, 1976)
* "The Sierra Club:A History of the First Century" (Sierra Club Bulletin, 1977)
* "The Wild and Scenic Rivers Act:A Promise Fulfilled" (Sierra Club Bulletin, 1978)
* "The National Parks:A Legacy for the Future" (National Geographic, 1979)
* "The Last Great Wilderness:The Arctic National Wildlife Refuge" (Audubon, 1980)
* "The Battle of the Wilderness:Sierra Club's Challenge of the Grand Canyon Dam Project" (Sierra Club Books, 1981)
* "The Glen Canyon Dam:A Tragic Mistake" (The Nation, 1982)
* "The Wilderness at Risk:The Reagan Administration's Attack on America's Wild Lands" (Sierra Club Bulletin, 1983)
* "The National Parks:A Call to Arms" (The New York Times, 1984)
* "The Legacy of John Muir:A Call to Action" (Sierra Club Bulletin, 1985)
* "The Future of the National Parks:A Blueprint for Action" (National Geographic, 1986)
* "The Last Stand of the Wilderness:The Arctic National Wildlife Refuge" (Audubon, 1987)
* "The Grand Canyon:A Celebration" (Sierra Club Bulletin, 1988)
* "The National Parks:A Call to Renewal" (The New York Times, 1989)
* "The Legacy of Stanley Wright Aultz:A Call to Action" (Sierra Club Bulletin, 1990)